CN109770870A - Pulse-taking instrument mechanical finger - Google Patents
Pulse-taking instrument mechanical finger Download PDFInfo
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- CN109770870A CN109770870A CN201910235526.0A CN201910235526A CN109770870A CN 109770870 A CN109770870 A CN 109770870A CN 201910235526 A CN201910235526 A CN 201910235526A CN 109770870 A CN109770870 A CN 109770870A
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- connecting rod
- hinge
- link
- pulse
- rotation
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- 239000004744 fabric Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 210000000707 wrist Anatomy 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 238000003745 diagnosis Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a kind of pulse-taking instrument mechanical fingers, it include: column, sensor mount, sensor and driving device, driving device includes first connecting rod, second connecting rod, third connecting rod, fourth link and driving motor, first connecting rod and the second connecting rod arranged for interval above and below the longitudinal direction of column, first connecting rod and second connecting rod are rotationally mounted on column, third connecting rod and fourth link being arranged laterally at a spacing along column, and both ends of the upper end of third connecting rod and fourth link respectively with first connecting rod are connected by a hinge, both ends of the middle part of third connecting rod and fourth link respectively with second connecting rod are connected by a hinge, the lower end of third connecting rod and fourth link is connected by a hinge with sensor mount respectively.The finger actuation device of pulse-taking instrument machinery of the invention uses double parallel quadrangular mechanism, with simple, the small in size advantage of structure；Moreover, sensor mount is small to the frictional force of wrist when rotating.
Description
The present invention relates to medical instruments fields, more particularly to a kind of pulse-taking instrument mechanical finger.
Background technique
Diagnostic means of the diagnosis by feeling the pulse as China's Traditional Chinese Medicine, probing into and practicing by successive dynasties Chinese medicine more than one thousand years, gradually shape
At the diagnosis system of 28 kinds of pulse conditions.The major way of pulse wave spectrum is still traditional Chinese medical doctor by finger to patient's pulse condition at present
It is perceived, is diagnosed the illness further according to doctor's experience and hand tactile.This diagnostic mode judgment criteria is fuzzy, is easy by doctor
Personal experience and subjective factor influence cause to judge by accident, and quantization and effective record can not be carried out to pulse condition.
For this purpose, occurring the pulse-taking instrument for feeling the pulse on the market, such pulse-taking instrument is mainly by the arteries and veins for acquiring measured
The mechanical finger for information of fighting and for being analyzed and processed to pulse information host composition.Pressure biography is provided on mechanical finger
Sensor.The pressure sensor of pulse-taking instrument is developed by single-point as after multiple spot matrix, signal has the expression of spatial shape, if pressure
Power sensing face and wrist position to be measured are not desired vertical relationship, then signal waveform is easy to produce inclination or offset, is unfavorable for
The analysis and processing of signal data.
Summary of the invention
For above-mentioned state of the art, the present invention adjusts feeling of stress during providing a kind of achievable mechanical finger pressing
The pulse-taking instrument mechanical finger of survey face pose.
In order to solve the above-mentioned technical problem, a kind of pulse-taking instrument mechanical finger provided by the present invention, comprising:
Column；
Sensor mount, is located at the lower section of the column, and can rotate around first rotation, pacifies in the sensor
Sensor mounting surface is provided on the bottom surface of piece installing；
Sensor is mounted on the sensor mounting surface of the sensor mount；And
Driving device is mounted on the column, for driving sensor mount to turn around the first rotation
It is dynamic；
The driving device includes first connecting rod, second connecting rod, third connecting rod, fourth link and driving motor, and described
Along longitudinal arranged for interval up and down of the column, the first connecting rod can be around the second rotation axis for one connecting rod and the second connecting rod
It is rotationally mounted on the column, and second rotation axis is cut with scissors between the first connecting rod and the third connecting rod
The lower section of the line m of the rotation center of hinge, described between the rotation center of chain and the first connecting rod and the fourth link
Second connecting rod can be rotationally mounted on the column around third rotation axis, and the third rotation axis is located at described second
Between connecting rod and the third connecting rod between the rotation center of hinge and the second connecting rod and the fourth link hinge rotation
Turn the lower section of the line n at center, the third connecting rod and the fourth link being arranged laterally at a spacing along the column, and it is described
Both ends of the upper end of third connecting rod and the fourth link respectively with the first connecting rod are connected by a hinge, the third connecting rod
Both ends with the middle part of the fourth link respectively with the second connecting rod are connected by a hinge, the third connecting rod and described
The lower end of double leval jib is connected by a hinge with the sensor mount respectively；The driving motor connects for driving described first
Bar or second connecting rod rotation.
The finger actuation device of pulse-taking instrument machinery of the invention uses double parallel quadrangular mechanism, has structure simple, body
The small advantage of product；Moreover, because the second rotation axis of first connecting rod is located at the lower section of line m, the third rotation of second connecting rod
Axis is located at the lower section of line n, so that sensor mount, when rotating around first rotation, first rotation is close to biography
The sensor mounting surface of sensor installation part advantageously reduces frictional force when sensor mount rotates to wrist.
Second rotation axis is at a distance from the line m in one of the embodiments, and the third rotates
The distance between axis and the line n are H, hinge between the lower end of the third connecting rod and the sensor mount
Line p between rotation center and the lower end and the sensor mount of the fourth link between the rotation center of hinge it
Between distance be the absolute value of the difference of h, the H and the h less than 0.2mm.
Hinge between first rotary shaft, the first connecting rod and the third connecting rod in one of the embodiments,
Line between the rotation center of hinge between the rotation center of chain and the first connecting rod and the fourth link is isosceles
Triangle；The rotation center of hinge between second rotary shaft, the second connecting rod and the third connecting rod and described
Line between the rotation center of hinge between two connecting rods and the fourth link is isosceles triangle.
The first connecting rod and the second connecting rod are T-type in one of the embodiments,.
The pulse-taking instrument mechanical finger further includes shaft in one of the embodiments, the axis of the shaft and institute
It is vertical to state first rotation, the sensor mount is rotatably supported in the shaft, the both ends point of the shaft
Lower end not with the third connecting rod and the fourth link is connected by a hinge.
The output shaft of the driving motor and the first connecting rod or the second connecting rod pass in one of the embodiments,
Dynamic connection.
The driving motor is located at the side of the first connecting rod or the second connecting rod in one of the embodiments,
The output shaft of the driving motor pushes the first connecting rod or second connecting rod rotation.
The third connecting rod and the fourth link are L shape in one of the embodiments,.
The sensor mounting surface is arc-shaped in one of the embodiments,.
The sensor mounting surface is planar shaped in one of the embodiments,.
Beneficial effect possessed by additional technical feature of the present invention will be said in this specification specific embodiment part
It is bright.
Detailed description of the invention
Fig. 1 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention one；
Fig. 2 is the explosive view of the pulse-taking instrument mechanical finger in the embodiment of the present invention one；
Fig. 3 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention two；
Fig. 4 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention three；
Fig. 5 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention four.
Description of symbols: 1, column；2, sensor mount；201, sensor mounting surface；3, sensor；4, first connects
Bar；401, transverse part；402, vertical part；5, second connecting rod；501, transverse part；502, vertical part；6, third connecting rod；7, fourth link；8, turn
Axis；9, driving motor；901, output shaft；10, the second support shaft；11, motor mounting plate；12, pin shaft；13, the first support shaft.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments the present invention is described in detail.It should be noted that not conflicting
In the case of, the feature in following embodiment and embodiment can be combined with each other.
Fig. 1 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention one；Fig. 2 is in the embodiment of the present invention one
The explosive view of pulse-taking instrument mechanical finger.As shown in Figure 1, 2, the pulse-taking instrument mechanical finger in the present embodiment includes column 1, sensor
Installation part 2, sensor 3 and driving device, wherein column 1 is vertically arranged.
Sensor mount 2 is located at the lower section of column 1, and sensor mount 2 can be rotated around first rotation L1.It passes
The bottom surface of sensor installation part 2 is provided with sensor mounting surface 201.In the present embodiment, sensor mounting surface 201 be it is arc-shaped, make
It is small to obtain the frictional resistance when rolling on human skin of sensor mounting surface 201.
Sensor 3 is mounted on the sensor mounting surface 201 of sensor mount 2, and sensor 3 includes for acquiring pulse
Multiple sensor unit (not shown)s of signal, rotation direction of multiple sensor units along the sensor mount 2
Arranged for interval.In the present embodiment, the sensor 3 further includes installation band flexible, and the multiple sensor unit is fixed on institute
It states installation to take, the installation band is attached on the sensor mounting surface 201.As an alternative, multiple sensor units
It can also directly be attached on sensor mounting surface 201.
Driving device is mounted on column 1, for driving sensor mount 2 to rotate around first rotation L1.Driving
Device includes first connecting rod 4, second connecting rod 5, third connecting rod 6, fourth link 7 and driving motor 9, and first connecting rod 4 and second connect
Bar 5 can be rotationally mounted to along longitudinal arranged for interval, the first connecting rod 4 up and down of the column 1 around the second rotation axis L2
On the column 1, and the rotation of the second rotation axis L2 hinge between the first connecting rod 4 and the third connecting rod 6
Turn the lower section of the line m of the rotation center of hinge between center and the first connecting rod 4 and the fourth link 7.Described second
Connecting rod 5 can be rotationally mounted on the column 1 around third rotation axis L3, and the third rotation axis L3 is located at described second
Hinge between the rotation center of hinge and the second connecting rod 5 and the fourth link 7 between connecting rod 5 and the third connecting rod 6
Rotation center line n lower section, the lateral separation cloth of the third connecting rod 6 and the fourth link 7 along the column 1
It sets, and both ends of the upper end of the third connecting rod 6 and the fourth link 7 respectively with the first connecting rod 4 are connected by a hinge,
Both ends of the middle part of the third connecting rod 6 and the fourth link 7 respectively with the second connecting rod 5 are connected by a hinge, described
The lower end of third connecting rod 6 and the fourth link 7 is connected by a hinge with 3 installation part 2 of sensor.In the present embodiment, the
The both ends of one connecting rod 4 and second connecting rod 5 are fork-shaped, and first connecting rod 4 is inserted into the upper end of third connecting rod 6 and fourth link 7 respectively
In both ends, and linked together by pin shaft 12；The middle part of third connecting rod 6 and fourth link 7 is inserted into the two of second connecting rod 5 respectively
In end, and linked together by pin shaft 12.
The driving motor 9 is for driving the first connecting rod 4 or the second connecting rod 5 to rotate, in the present embodiment, driving
Motor 9 is mounted on the upper end of column 1 by motor mounting plate 1, and the output shaft and first connecting rod 4 of driving motor 9 are sequentially connected, the
Two connecting rods 5 are rotatably supported in the lower end of column 1 by the first support shaft 13.The output shaft and first connecting rod 4 of driving motor 9
Between can be directly connected to, or be indirectly connected with by retarder, shaft coupling.
When driving motor 9 works, first connecting rod 4 or the second connecting rod 5 is driven to rotate, by by first connecting rod 4, second
The double parallel quadrilateral connecting rod mechanism that connecting rod 5, third connecting rod 6, fourth link 7 and sensor mount 2 form drives sensor
Installation part 2 is rotated around first rotation L1.The finger actuation device of pulse-taking instrument machinery of the invention uses double parallel quadrangle
Mechanism, with simple, the small in size advantage of structure；Moreover, because the second rotation axis L2 of first connecting rod 4 is located at line m's
Lower section, the third rotation axis L3 of second connecting rod 5 is located at the lower section of line n, so that sensor mount 2 is around the first rotary shaft
When line rotates, first rotation L1 advantageously reduces sensor peace close to the sensor mounting surface 201 of sensor mount 2
To the frictional force of wrist when piece installing 2 rotates.
Preferably, the second rotation axis L2 is at a distance from the line m and the third rotation axis L3 and institute
Stating the distance between line n is H, between the lower end and the sensor mount 2 of the third connecting rod 6 in the rotation of hinge
Between line p between the heart and the lower end and the sensor mount 2 of the fourth link 7 between the rotation center of hinge
Distance is that the absolute value of the difference of h, the H and the h are less than 0.2mm, so that first rotation is substantially installed with sensor
The sensor mounting surface 201 of part 2 is overlapped, and utmostly reduces frictional force when sensor mount 2 rotates to wrist.
Preferably, in the rotation of the hinge between first rotary shaft 8, the first connecting rod 4 and the third connecting rod 6
Line between the rotation center of hinge between the heart and the first connecting rod 4 and the fourth link 7 is isosceles triangle；Institute
State the rotation center and the second connecting rod 5 of the hinge between the second rotary shaft 8, the second connecting rod 5 and the third connecting rod 6
Line between the rotation center of hinge between the fourth link 7 is isosceles triangle, can make the first rotary shaft
Line is substantially overlapped with the sensor mounting surface 201 of sensor mount 2, when utmostly reducing the rotation of sensor mount 2
To the frictional force of wrist.
In one embodiment, the first connecting rod 4 and the second connecting rod 5 are T-type, and first connecting rod 4 has transverse part
401 and vertical part 402, the lower end of the vertical part 402 of first connecting rod 4 connect with the output shaft 901 of driving motor 9, second connecting rod 5 has
The lower end of transverse part 501 and vertical part 502, the vertical part 502 of second connecting rod 5 is rotatably supported in column 1 by the first support shaft 13
Lower end.
In one embodiment, pulse-taking instrument mechanical finger further includes shaft 8, the axis p of the shaft 8 and first rotation
Shaft axis L1 is vertical, and the sensor mount 2 is rotatably supported in the shaft 8, the both ends of the shaft 8 respectively with
The lower end of the third connecting rod 6 and the fourth link 7 is connected by a hinge.In this way, sensor mount 2 itself can be around the shaft
8 axis p rotation.Since sensor mount 2 can be rotated around first rotation L1 and axis p, so that sensor 3 can be two
A freedom degree is swung, and be can get pressure value signal when sensor 3 is contacted with human skin, is passed through drive further according to pressure value signal
Dynamic device control pressure-sensing face is adjusted to reasonable angle, to obtain more accurate pulse signal.Moreover, around rotation axis p
Rotation is passive mode, does not need driving mechanism, simplifies mechanical finger structure.As an alternative, shaft 8 and sensor are pacified
Piece installing 2 is structure as a whole, so that sensor mount 2 is only around the one degree of freedom of first rotation rotation.
Fig. 3 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention two.As shown in figure 3, in the present embodiment
The structure of pulse-taking instrument mechanical finger and the structure of embodiment one are substantially the same, the difference is that: the first connecting rod 4 and described
Second connecting rod 5 is L shape.In this way, two adjacent mechanical fingers can be kept away when multiple mechanical fingers are arranged side by side with interlaced arrangement
Exempt to interfere.
Fig. 4 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention three.As shown in figure 4, in the present embodiment
The structure of pulse-taking instrument mechanical finger and the structure of embodiment two are substantially the same, the difference is that: sensor mounting surface 201 is flat
Face shape.
Fig. 5 is the perspective view of the pulse-taking instrument mechanical finger in the embodiment of the present invention four.As shown in figure 5, in the present embodiment
The structure of pulse-taking instrument mechanical finger and the structure of embodiment one are substantially the same, the difference is that: the vertical part 402 of first connecting rod 4
Lower end the upper end of column 1 is rotatably supported in by the second support shaft 10, the lower end of the vertical part 502 of second connecting rod 5 passes through
First support shaft 13 is rotatably supported in the lower end of column 1.The driving motor 9 is located at the side of the first connecting rod 4, institute
The output shaft 901 for stating driving motor 9 pushes the first connecting rod 4 to rotate.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (10)
1. a kind of pulse-taking instrument mechanical finger, comprising:
Column；
Sensor mount, is located at the lower section of the column, and can rotate around first rotation, in the sensor mount
Bottom surface on be provided with sensor mounting surface；
Sensor is mounted on the sensor mounting surface of the sensor mount；And
Driving device is mounted on the column, for driving sensor mount to rotate around the first rotation；
It is characterized in that, the driving device includes first connecting rod, second connecting rod, third connecting rod, fourth link and driving motor,
Along longitudinal arranged for interval up and down of the column, the first connecting rod can be around the second rotation for the first connecting rod and the second connecting rod
Shaft axis is rotationally mounted on the column, and second rotation axis is located at the first connecting rod and the third connecting rod
Between hinge rotation center and the first connecting rod and the fourth link between hinge rotation center line m under
Side, the second connecting rod can be rotationally mounted on the column around third rotation axis, and the third rotation axis is located at
Between the second connecting rod and the third connecting rod between the rotation center of hinge and the second connecting rod and the fourth link
The lateral separation cloth of the lower section of the line n of the rotation center of hinge, the third connecting rod and the fourth link along the column
It sets, and both ends of the upper end of the third connecting rod and the fourth link respectively with the first connecting rod are connected by a hinge, institute
It states both ends of the middle part of third connecting rod and the fourth link respectively with the second connecting rod to be connected by a hinge, the third connects
The lower end of bar and the fourth link is connected by a hinge with the sensor mount respectively；The driving motor is for driving
The first connecting rod or second connecting rod rotation.
2. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that second rotation axis and the line
The distance of m and the distance between the third rotation axis and the line n are H, the lower end of the third connecting rod and institute
It states and is cut with scissors between the rotation center of hinge and the lower end and the sensor mount of the fourth link between sensor mount
The distance between line p between the rotation center of chain is that the absolute value of the difference of h, the H and the h are less than 0.2mm.
3. pulse-taking instrument mechanical finger according to claim 1 or 2, which is characterized in that first rotary shaft, described first
Hinge between the rotation center of hinge between connecting rod and the third connecting rod and the first connecting rod and the fourth link
Rotation center between line be isosceles triangle；Second rotary shaft, the second connecting rod and the third connecting rod it
Between hinge rotation center and the second connecting rod and the fourth link between hinge rotation center between line
For isosceles triangle.
4. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the first connecting rod and the second connecting rod
It is T-type.
5. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that it further include shaft, the axis of the shaft
Vertical with the first rotation, the sensor mount is rotatably supported in the shaft, and the two of the shaft
The lower end respectively with the third connecting rod and the fourth link is held to be connected by a hinge.
6. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the output shaft of the driving motor with it is described
First connecting rod or second connecting rod transmission connection.
7. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the driving motor is located at described first and connects
The side of bar or the second connecting rod, the output shaft of the driving motor push the first connecting rod or the second connecting rod to turn
It is dynamic.
8. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the third connecting rod and the fourth link
For L shape.
9. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the sensor mounting surface is circular arc
Shape.
10. pulse-taking instrument mechanical finger according to claim 1, which is characterized in that the sensor mounting surface is planar shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235526.0A CN109770870A (en) | 2019-03-27 | 2019-03-27 | Pulse-taking instrument mechanical finger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910235526.0A CN109770870A (en) | 2019-03-27 | 2019-03-27 | Pulse-taking instrument mechanical finger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109770870A true CN109770870A (en) | 2019-05-21 |
Family
ID=66490770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910235526.0A Pending CN109770870A (en) | 2019-03-27 | 2019-03-27 | Pulse-taking instrument mechanical finger |
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| Country | Link |
|---|---|
| CN (1) | CN109770870A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200274526Y1 (en) * | 2002-02-20 | 2002-05-04 | 주식회사 트루썸 | Device for detecting the location of a point of pulses in hands |
| KR101764328B1 (en) * | 2016-06-09 | 2017-08-02 | 울산과학기술원 | Force reflecting system |
| CN108078553A (en) * | 2017-12-28 | 2018-05-29 | 黄忠全 | High-accuracy intelligence pulse-taking instrument |
| CN109303552A (en) * | 2018-11-15 | 2019-02-05 | 珠海市万瑙特健康科技有限公司 | Mechanical finger for pulse-taking instrument |
| CN209915960U (en) * | 2019-03-27 | 2020-01-10 | 珠海市万瑙特健康科技有限公司 | Pulse diagnosis instrument mechanical finger |
-
2019
- 2019-03-27 CN CN201910235526.0A patent/CN109770870A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200274526Y1 (en) * | 2002-02-20 | 2002-05-04 | 주식회사 트루썸 | Device for detecting the location of a point of pulses in hands |
| KR101764328B1 (en) * | 2016-06-09 | 2017-08-02 | 울산과학기술원 | Force reflecting system |
| CN108078553A (en) * | 2017-12-28 | 2018-05-29 | 黄忠全 | High-accuracy intelligence pulse-taking instrument |
| CN109303552A (en) * | 2018-11-15 | 2019-02-05 | 珠海市万瑙特健康科技有限公司 | Mechanical finger for pulse-taking instrument |
| CN209915960U (en) * | 2019-03-27 | 2020-01-10 | 珠海市万瑙特健康科技有限公司 | Pulse diagnosis instrument mechanical finger |
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Effective date of registration: 20201211 Address after: Room 1001, unit 3, building 1, No. 145, Mingzhu North Road, Xiangzhou District, Zhuhai City, Guangdong Province Applicant after: Zhimei Kangmin (Zhuhai) Health Technology Co., Ltd Address before: Room 702-2, 7th floor, No. 18 Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province Applicant before: ZHUHAI WANNAOTE HEALTH TECHNOLOGY Co.,Ltd. |